Home / 25,985.81-35,860.42-14,049.15

Finding the Fourth Proportional to 25,985.81, 35,860.42 and 14,049.15

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Solution

The fourth proportional to 25,985.81, 35,860.42 and 14,049.15 is: 19,387.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,985.81 : 35,860.42 = 14,049.15 : x
  2. Step 2: Convert to fraction form
    25,985.81/35,860.42 = 14,049.15/x
  3. Step 3: Cross multiply
    25,985.81x = 35,860.42 × 14,049.15
  4. Step 4: Simplify right side
    25,985.81x = 503,808,170.10
  5. Step 5: Solve for x
    x = 503,808,170.10/25,985.81
  6. Step 6: Final answer
    x = 19,387.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.